<div class="dropdown">
    <button class="btn {{pButtonClass}} dropdown-toggle" type="button"
            id="{{pButtonId}}" data-toggle="dropdown" aria-haspopup="true" aria-expanded="true">
        {{pButton}}
        <span class="caret"></span>
    </button>
    <ul class="dropdown-menu" aria-labelledby="{{pButtonId}}" ng-transclude>

    </ul>
</div>